Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Walls in attic.
Staple insulation between the wall studs and ceiling joists image a.
Don t mash or compress the insulation into the space.
Support and follow me.
It will not bear any loads.
Knee walls are not found in all attics and they are not absolutely necessary.
Use r 30 insulation for the ceiling and r 13 for the walls.
If your attic space is framed with rafters and is unfinished it has a triangular shape.
An attic wall needs to be located near the joists and studs so it can be held in place properly.
Purchase enough to install a stud on each end of the wall and every 16.
If building a knee wall for storage like karl did with this project make sure to insulate that area as well.
But they are awfully good to have.
Two by four lumber is standard for framing most walls including short walls in the attic.
Your attic wall will not be a supporting wall.
Tools materials and supplies.
Framing basics for attic knee walls along the sides of your loft or attic space.
It needs a certain amount of loft to work properly.